UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'crTaHApXBIA9Ih2sE4bwRxaGivscuKsVe2a3yUM1wuo=' 
WHERE 
  key_id = '8935b0808675651c79d7e45b3be7acf892f41377acef5d81a07f88b56b2191b0' 
  AND (
    token = 'crTaHApXBIA9Ih2sE4bwRxaGivscuKsVe2a3yUM1wuo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )